How Many Turntables Have You Owned

Plastic turntable with built speakers (pre-school age)
Cheap all in one system with BSR changer (pre-teens)
Huge Magnavox rack system with BSR turntable (teenager)

As an adult:

Thorens TD-318
AR ES-1
VPI HW-19Jr.
Thorens TD-320 II
Rega Planar 25
Nottingham Spacedeck
Roksan Xerxes X
Newer version of Spacedeck

Still have the Spacedeck/Ace-Space combo. Don't feel the need to change or improve for the foreseeable future.

Shakey

BSR (age 5-11)
Philips 222 (age 11-16)
Rega Planar 3/RB300 (age 16-27)
Linn LP12/Ittok LVIII (age 27-37)
Galibier Gavia/Triplanar Mk. VII (age 37 and counting...)

No future front-end upgrades planned, aside from cartridges.

-Richard

1. Garrard
2. Dual 1249
3. Luxman PD 277 I still have it it's 30 years old. :O)
4. VPI Aries 3 with all of the trimmings.

A total of 5; Garrard, Onkyo, Rega P-25, Thorens, and for now a Teres 265.

Let's see,

One Denon (5 years)
One Linn LP 12 (10 years)
One Linn Axis (5 years)
Wilson Benesch Full Circle (1 year)
Rega P 25 (3 years)
SME 20/2. (this one might be staying a while 5yrs now...)